James Webb Space Telescope - #shorts by Mrr Aashu

The Hubble Space Telescope will search for planets around the stars, a key to the __________ extraterrestrial life , and examine interstellar dust and gases out of which stars are born.

In the following question, the given sentence has four parts marked P,Q,R and S. Choose the part of sentence with the error and marks as your answer. If there is no error, mark 'No error (S)' as your answer. The Kepler Space Telescope, ( P ) // launched on 2009, was designed ( Q) // to find planets around other stars. ( R ) // No error ( S)